128216107485

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{18148069}}^1$

素因数の和:18148237

約数の個数: 24

約数和(自身を含む): 223656814680

約数和(自身を除く): 95440707195

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 18148069, 54444207, 90740345, 163332621, 272221035, 816663105, 2849246833, 8547740499, 14246234165, 25643221497, 42738702495, 128216107485]

約数ペア:

[(1, 128216107485), (3, 42738702495), (5, 25643221497), (9, 14246234165), (15, 8547740499), (45, 2849246833), (157, 816663105), (471, 272221035), (785, 163332621), (1413, 90740345), (2355, 54444207), (7065, 18148069)]